CN112315044A - Radiation-proof health-care underwear - Google Patents

Radiation-proof health-care underwear Download PDF

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Publication number
CN112315044A
CN112315044A CN202011110470.5A CN202011110470A CN112315044A CN 112315044 A CN112315044 A CN 112315044A CN 202011110470 A CN202011110470 A CN 202011110470A CN 112315044 A CN112315044 A CN 112315044A
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radiation
underwear
cup
nano
proof
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CN202011110470.5A
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CN112315044B (en
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余小民
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Zhejiang Yiwu Luwei Knitting Underwear Co ltd
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Zhejiang Yiwu Luwei Knitting Underwear Co ltd
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    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41C—CORSETS; BRASSIERES
    • A41C3/00—Brassieres
    • A41C3/005—Brassieres specially adapted for specific purposes
    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41B—SHIRTS; UNDERWEAR; BABY LINEN; HANDKERCHIEFS
    • A41B17/00—Selection of special materials for underwear
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
    • D06M11/32—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond
    • D06M11/36—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond with oxides, hydroxides or mixed oxides; with salts derived from anions with an amphoteric element-oxygen bond
    • D06M11/44—Oxides or hydroxides of elements of Groups 2 or 12 of the Periodic Table; Zincates; Cadmates
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
    • D06M11/32—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond
    • D06M11/36—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with oxygen, ozone, ozonides, oxides, hydroxides or percompounds; Salts derived from anions with an amphoteric element-oxygen bond with oxides, hydroxides or mixed oxides; with salts derived from anions with an amphoteric element-oxygen bond
    • D06M11/49—Oxides or hydroxides of elements of Groups 8, 9,10 or 18 of the Periodic Table; Ferrates; Cobaltates; Nickelates; Ruthenates; Osmates; Rhodates; Iridates; Palladates; Platinates
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
    • D06M11/77—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with silicon or compounds thereof
    • D06M11/79—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with silicon or compounds thereof with silicon dioxide, silicic acids or their salts
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M11/00—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising
    • D06M11/83—Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with metals; with metal-generating compounds, e.g. metal carbonyls; Reduction of metal compounds on textiles
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M15/00—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment
    • D06M15/19—Treating fibres, threads, yarns, fabrics, or fibrous goods made from such materials, with macromolecular compounds; Such treatment combined with mechanical treatment with synthetic macromolecular compounds
    • D06M15/21—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M15/263—Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds of unsaturated carboxylic acids; Salts or esters thereof
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M16/00—Biochemical treatment of fibres, threads, yarns, fabrics, or fibrous goods made from such materials, e.g. enzymatic
    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41B—SHIRTS; UNDERWEAR; BABY LINEN; HANDKERCHIEFS
    • A41B2400/00—Functions or special features of shirts, underwear, baby linen or handkerchiefs not provided for in other groups of this subclass
    • A41B2400/20—Air permeability; Ventilation
    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41B—SHIRTS; UNDERWEAR; BABY LINEN; HANDKERCHIEFS
    • A41B2400/00—Functions or special features of shirts, underwear, baby linen or handkerchiefs not provided for in other groups of this subclass
    • A41B2400/34—Functions or special features of shirts, underwear, baby linen or handkerchiefs not provided for in other groups of this subclass antimicrobial or antibacterial
    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41B—SHIRTS; UNDERWEAR; BABY LINEN; HANDKERCHIEFS
    • A41B2400/00—Functions or special features of shirts, underwear, baby linen or handkerchiefs not provided for in other groups of this subclass
    • A41B2400/36—Deodorising or perfuming
    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41B—SHIRTS; UNDERWEAR; BABY LINEN; HANDKERCHIEFS
    • A41B2500/00—Materials for shirts, underwear, baby linen or handkerchiefs not provided for in other groups of this subclass
    • A41B2500/50—Synthetic resins or rubbers
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06M—TREATMENT, NOT PROVIDED FOR ELSEWHERE IN CLASS D06, OF FIBRES, THREADS, YARNS, FABRICS, FEATHERS OR FIBROUS GOODS MADE FROM SUCH MATERIALS
    • D06M2101/00—Chemical constitution of the fibres, threads, yarns, fabrics or fibrous goods made from such materials, to be treated
    • D06M2101/16—Synthetic fibres, other than mineral fibres
    • D06M2101/30—Synthetic polymers consisting of macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • D06M2101/32—Polyesters

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Microbiology (AREA)
  • Chemical Or Physical Treatment Of Fibers (AREA)
  • Undergarments, Swaddling Clothes, Handkerchiefs Or Underwear Materials (AREA)

Abstract

The invention discloses a radiation-proof health-care underwear, which comprises an underwear main body and two elastic bridles respectively arranged at two sides of the underwear main body, wherein the ends of the two elastic bridles are detachably connected; the underwear main body comprises two cups, wherein the tops of the two cups are respectively provided with a shoulder belt, and the shoulder belts are detachably connected with the tops of the corresponding elastic bridles; the cup comprises a cup inner layer and a cup outer layer, a containing cavity is formed between the cup inner layer and the cup outer layer, and a mother cup is arranged in the containing cavity; the inner layer of the cup, the outer layer of the cup and the mother cup are made of fabric containing 65-95 wt% of polyester fiber loaded with nano-silver radiation-proof warm-keeping particles. The bra cups and the mother cups of the underwear are made of the fabric loaded with the nano-silver radiation-proof thermal particles, and the nano-silver radiation-proof thermal particles can enable the underwear to have good radiation-proof, antibacterial and thermal properties, and the underwear is good in water washing resistance and can keep various properties for a long time.

Description

Radiation-proof health-care underwear
Technical Field
The invention relates to the field of underwear, in particular to radiation-proof health-care underwear.
Background
With the improvement of life quality, the requirements of people on the quality of underwear worn next to the skin are increasingly increased, and at present, a plurality of underwear products with health care functions, such as antibacterial underwear, thermal underwear, radiation-proof underwear and the like, appear in the market. In the prior art, functional coatings such as an antibacterial material coating, a far infrared material coating, an electromagnetic shielding material coating and the like are generally finished on the surface of a fabric to realize the antibacterial, warm-keeping and radiation-proof performances of the underwear. For example, the publication of "a manufacturing process of radiation-proof and antibacterial underwear" in the chinese patent literature, publication No. CN106811955A, includes the following steps: s1, selecting raw materials; s2, blending; s3, coating a radiation-proof material; s4, preparing an antibacterial solution; s5, soaking in an antibacterial solution; s6, drying; and S7, cutting.
However, in the prior art, in order to make the underwear have antibacterial, warm-keeping and radiation-proof properties, various functional material coatings with different functions need to be finished on the fabric respectively, which leads to a complex post-finishing process of the fabric, and the application of various functional coatings can also reduce the air permeability of the underwear and influence the wearing comfort; and the functional coating has poor water washing resistance and is easy to damage and lose efficacy, so that various health-care functions of the underwear cannot be maintained for a long time.
Disclosure of Invention
The invention aims to overcome the defects that in the prior art, in order to enable underwear to have antibacterial, warm-keeping and radiation-proof performances, various functional material coatings with different functions need to be respectively finished on the fabric, so that the after-finishing process of the fabric is complicated and the wearing comfort is influenced; the cup and the mother cup are made of the fabric loaded with the nano-silver radiation-proof warm-keeping particles, the nano-silver radiation-proof warm-keeping particles can enable the underwear to have good radiation-proof, antibacterial and warm-keeping performances, the washing resistance is good, and all performances can be kept for a long time.
In order to achieve the purpose, the invention adopts the following technical scheme:
an anti-radiation health-care underwear comprises an underwear main body and two elastic bridles which are respectively arranged at two sides of the underwear main body, wherein the end parts of the two elastic bridles are detachably connected; the underwear main body comprises two cups, wherein shoulder straps are respectively arranged at the tops of the two cups, and the shoulder straps are detachably connected with the tops of the corresponding elastic straps; the cup comprises a cup inner layer and a cup outer layer, a containing cavity is formed between the cup inner layer and the cup outer layer, and a mother cup is arranged in the containing cavity; the inner layer of the cup, the outer layer of the cup and the mother cup are made of fabric containing 65-95 wt% of polyester fiber loaded with nano-silver radiation-proof warm-keeping particles.
Preferably, the preparation method of the polyester fiber loaded with the nano-silver radiation-proof thermal particles comprises the following steps: (1) melting polyethylene glycol terephthalate slices, spraying and cooling to obtain monofilaments;
(2) spraying the obtained monofilament by using slurry containing nano-silver anti-radiation warm-keeping particles;
(3) the sprayed monofilaments are subjected to cluster oiling and then enter a spinning channel for spinning;
(4) and stretching and winding the spun polyester fiber to obtain the polyester fiber loaded with the nano-silver anti-radiation warm-keeping particles.
Preferably, the preparation method of the nano-silver anti-radiation thermal particles in the step (2) comprises the following steps:
A) mixing Ba (NO)3)2、Fe(NO3)3·9H2Dissolving O and citric acid in water to obtain a mixed solution; adjusting the pH value of the solution to 6.5-7.6 by using ammonia water under a stirring state, and stirring for 10-20 min at 85-95 ℃ to obtain a precursor;
B) dropwise adding a mixed solution of ethyl silicate and absolute ethyl alcohol into the precursor under a stirring state, then adjusting the pH of the solution to 7.0-8.0 by using ammonia water, and reacting for 20-30 min at 70-75 ℃;
C) adding AgNO dropwise into the system after reaction3Carrying out a light-shielding reaction on the solution at 70-75 ℃ for 3-5 h;
D) and (3) drying the obtained product at 100-120 ℃ for 10-12 h in vacuum, and calcining at 600-800 ℃ for 2-3 h to obtain the nano-silver anti-radiation thermal particles.
Preferably, Ba (NO) in step A)3)2、Fe(NO3)3·9H2The molar ratio of O, citric acid and water is 1: (12-12.2): (19-19.5): (12-15).
Preferably, the molar ratio of the ethyl silicate to the absolute ethyl alcohol in the mixed solution in the step B) is 1: (3.8-4.2) adding ethyl silicate and Ba (NO) in the mixed solution3)2The molar ratio of (2-2.5): 1.
preferably, AgNO added in step C)3AgNO in solution3The molar ratio of the ethyl silicate to the ethyl silicate is (3-4): 1.
preferably, the components of the slurry in the step (2) comprise, by mass, 40-60% of nano-silver radiation-proof thermal particles and 60-40% of polyacrylate emulsion, and the solid content of the polyacrylate emulsion is 40-45 wt%.
Preferably, the spraying mass of the slurry in the step (2) is 20-30% of the conveying mass of the polyethylene terephthalate chip melt in the step (1) per unit time.
Preferably, the spinning temperature in the step (3) is 80 to 100 ℃.
Preferably, the elastic belt is made of a fabric containing 80-82 wt% of chinlon and 18-20 wt% of spandex; the shoulder straps are made of chinlon.
According to the invention, the polyester fiber loaded with the nano-silver anti-radiation warm-keeping particles is added in the fabric for manufacturing the cups and the mother cups, so that the underwear has good anti-radiation, antibacterial and warm-keeping performances. When the nano-silver anti-radiation warm-keeping particles are prepared, BaFe is prepared in the step A)12O19Precursor, then by step B) in BaFe12O19Surface coated with SiO2Then through step C) on SiO2Coating nano silver particles on the surface, and finally calcining in the step D) to obtain BaFe12O19Is a core, SiO2Is a nano-silver anti-radiation warm-keeping particle with a middle layer and a nano-silver shell layer. The nano-silver anti-radiation warm-keeping particles are loaded on the surface of the fiber, and due to the conductivity of the silver layer on the surface and BaFe12O19The magnetic conductivity of the core can ensure that the loaded polyester fiber has good magnetic conductivityThe fabric of the underwear is made of the polyester fiber loaded with the nano-silver anti-radiation warm-keeping particles, after the underwear is worn, the harm of electromagnetic radiation generated by an electric appliance to a human body can be effectively reduced, and if the underwear is worn by pregnant women, the normal development of embryos can be prevented from being influenced by the electromagnetic radiation.
Meanwhile, in the nano-silver anti-radiation warm-keeping particles, SiO is arranged in the middle2The layer has good far infrared radiation performance, is added into underwear fabric, can absorb and convert infrared radiation in the environment and the human body into heat energy, and transmits the heat energy to the human body in a far infrared radiation mode, and radiated far infrared rays can permeate skin and are absorbed by water molecules with the same vibration frequency in human blood, so that biological effect is induced, and the underwear fabric has certain health care functions on the human body, such as increasing the flow of blood and lymphatic vessels, improving endothelial function, reducing inflammation and the like. In addition, in the nano-silver anti-radiation warm-keeping particles, BaFe is taken as a core12O19Can effectively absorb the radiation heat of the environment and the human body and transfer the heat to SiO2Intermediate layer, thus SiO can be reinforced2The far infrared performance of the middle layer improves the health care effect of the underwear; during the preparation, part of Si and Ag can enter BaFe during the calcination process12O19The crystal lattice plays a role in doping, the band gap width of the crystal lattice is reduced, and the light absorption performance of the crystal lattice is further improved.
In addition, in the nano-silver anti-radiation thermal particles, the nano-silver shell layer has excellent antibacterial performance, and can be added into close-fitting fabric of underwear for resisting bacteria and deodorizing and ensuring human health, so that consumers do not worry about the phenomena of mildewing and smelling of the underwear and skin allergy and redness and swelling caused by soaking of a large amount of sweat, and the functions and the health of the underwear are improved.
In addition, when the polyester fiber loaded with the nano-silver anti-radiation thermal particles is prepared, the nano-silver anti-radiation thermal particles are sprayed on the monofilaments before spinning, then the monofilaments are subjected to cluster spinning, so that the nano-silver anti-radiation thermal particles are uniformly distributed in the polyester fiber and on the surface of the polyester fiber, and then the polyester fiber loaded with the nano-silver anti-radiation thermal particles is mixed with other fibers to be spun into the underwear fabric, so that the multifunctional coating is not required to be covered on the surface of the underwear fabric, the air permeability of the underwear is prevented from being reduced, and the wearing comfort is ensured; meanwhile, the reduction of various health care functions of the underwear caused by the damage of the coating can be effectively avoided, the water washing resistance of the fabric of the underwear is improved, and various performances of the underwear can be kept for a long time.
Therefore, the invention has the following beneficial effects:
(1) polyester fiber loaded with nano-silver anti-radiation warm-keeping particles is added into fabric for manufacturing cups and mother cups, and BaFe is used as the nano-silver anti-radiation warm-keeping particles12O19Is a core, SiO2Is an intermediate layer and nano silver is a shell layer due to the conductivity of a silver layer on the surface and BaFe12O19The magnetic conductivity of the core can ensure that the loaded polyester fiber has good electromagnetic shielding performance, and the harm of electromagnetic radiation generated by an electric appliance to a human body can be effectively reduced when the underwear fabric is made and worn;
(2) in the nano-silver anti-radiation warm-keeping particles, SiO is arranged in the middle2The layer has good far infrared radiation performance, can absorb and convert infrared radiation in the environment and human body into heat energy, and transmits the heat energy to the human body in a far infrared radiation mode, has certain health care function to the human body, and is used as nuclear BaFe12O19Can strengthen SiO2The far infrared performance of the middle layer improves the health care effect of the underwear;
(3) in the nano-silver anti-radiation warm-keeping particles, the nano-silver shell layer also has excellent antibacterial performance, and can be added into close-fitting fabric of underwear to resist bacteria and deodorize and ensure human health;
(4) when the polyester fiber loaded with the nano-silver anti-radiation thermal particles is prepared, the nano-silver anti-radiation thermal particles are sprayed on the monofilaments before spinning, and then the monofilaments are subjected to cluster spinning, so that the nano-silver anti-radiation thermal particles are uniformly distributed in the polyester fiber and on the surface of the polyester fiber, and when the polyester fiber is woven into an underwear fabric, the underwear fabric is prevented from being reduced in air permeability, the wearing comfort is ensured, and meanwhile, the water-washing resistance of the underwear fabric is also improved.
Detailed Description
The invention is further described with reference to specific embodiments. In the present invention, all the raw materials are commercially available or commonly used in the industry, and the methods in the following examples are conventional in the art unless otherwise specified.
The radiation-proof health-care underwear comprises an underwear main body and two elastic bridles which are respectively arranged on the left side and the right side of the underwear main body, wherein a back buckle is arranged at the end part of the elastic bridle on the left side, a back hook matched with the back buckle is arranged at the end part of the elastic bridle on the right side, and the end parts of the two elastic bridles are detachably connected through the back buckle and the back hook. The underwear main body comprises two symmetrical cups, shoulder belts are arranged at the tops of the two cups respectively, and the shoulder belts are detachably connected with the tops of the corresponding elastic belts. The cup includes cup inlayer and cup skin, forms between cup inlayer and the cup skin and holds the chamber, holds the intracavity and is equipped with female cup.
The inner cup layer, the outer cup layer and the mother cup are made of fabric containing 65-95 wt% of polyester fiber loaded with nano-silver radiation-proof thermal particles, and the elastic bridle is made of fabric containing 70-80 wt% of chinlon and 30-20 wt% of spandex; the shoulder strap is made of chinlon.
Example 1:
the inner layer, the outer layer and the mother cup of the cup are made of polyester fiber containing 80wt% of nano-silver loaded radiation-proof thermal particles, 15 wt% of cotton fiber and 5wt% of spandex, and the gram weight is 160g/m2The weft plain knitted fabric is made of; the elastic belt comprises 75 wt% of chinlon and 25 wt% of spandex, and has a gram weight of 160g/m2The weft plain knitted fabric.
The preparation method of the polyester fiber loaded with the nano-silver anti-radiation warm-keeping particles comprises the following steps:
(1) melting polyethylene glycol terephthalate slices, spraying and cooling to obtain monofilaments;
(2) spraying the obtained monofilament by using slurry containing nano-silver radiation-proof heat-preservation particles, wherein the components of the slurry comprise 50% of nano-silver radiation-proof heat-preservation particles and 50% of polyacrylate emulsion in percentage by mass, and the solid content of the polyacrylate emulsion is 42 wt%; the spraying mass of the slurry is 25% of the conveying mass of the polyethylene terephthalate chip melt in the step (1) in unit time;
(3) the sprayed monofilaments are subjected to bundling and oiling, then enter a spinning channel, and are spun at 90 ℃;
(4) and stretching and winding the spun polyester fiber to obtain the polyester fiber loaded with the nano-silver anti-radiation warm-keeping particles.
The preparation method of the nano-silver anti-radiation warm-keeping particles comprises the following steps:
A) mixing Ba (NO)3)2、Fe(NO3)3·9H2Dissolving O and citric acid in water to obtain mixed solution, Ba (NO)3)2、Fe(NO3)3·9H2The molar ratio of O, citric acid and water is 1: 12.1: 19.2: 13; adjusting the pH value of the solution to 7.1 by using ammonia water under a stirring state, and stirring for 15min at 90 ℃ to obtain a precursor;
B) dropwise adding a mixed solution of ethyl silicate and absolute ethyl alcohol into the precursor under a stirring state, wherein the molar ratio of the ethyl silicate to the absolute ethyl alcohol in the mixed solution is 1: 4, adding the ethyl silicate and Ba (NO) in the mixed solution3)2In a molar ratio of 2.2: 1, adjusting the pH value of the solution to 7.5 by using ammonia water, and reacting for 25min at 72 ℃;
C) adding AgNO dropwise into the system after reaction3The solution is reacted for 4 hours at 72 ℃ in a dark place, and AgNO is added3AgNO in solution3The molar ratio of the ethyl silicate to the ethyl silicate is 3.5: 1;
D) and (3) drying the obtained product at 110 ℃ for 11h in vacuum, and then calcining the product at 700 ℃ for 2.5h to obtain the nano-silver anti-radiation warm-keeping particles.
Example 2:
the cup inner layer, the cup outer layer and the mother cup are made of polyester fiber containing 65 wt% of nano-silver loaded radiation-proof thermal particles, 27 wt% of cotton fiber and 8 wt% of spandex, and the gram weight is 160g/m2The weft plain knitted fabric is made of; the elastic belt comprises 70 wt% of chinlon and 30 wt% of spandex, and has a gram weight of 160g/m2The weft plain knitted fabric.
The preparation method of the polyester fiber loaded with the nano-silver anti-radiation warm-keeping particles comprises the following steps:
(1) melting polyethylene glycol terephthalate slices, spraying and cooling to obtain monofilaments;
(2) spraying the obtained monofilament by using slurry containing nano-silver radiation-proof heat-preservation particles, wherein the components of the slurry comprise 40% of nano-silver radiation-proof heat-preservation particles and 60% of polyacrylate emulsion in percentage by mass, and the solid content of the polyacrylate emulsion is 40 wt%; the spraying quality of the slurry is 30% of the conveying quality of the polyethylene terephthalate chip melt in the step (1) in unit time;
(3) the sprayed monofilaments are subjected to bundling and oiling, then enter a spinning channel, and are spun at 80 ℃;
(4) and stretching and winding the spun polyester fiber to obtain the polyester fiber loaded with the nano-silver anti-radiation warm-keeping particles.
The preparation method of the nano-silver anti-radiation warm-keeping particles comprises the following steps:
A) mixing Ba (NO)3)2、Fe(NO3)3·9H2Dissolving O and citric acid in water to obtain mixed solution, Ba (NO)3)2、Fe(NO3)3·9H2The molar ratio of O, citric acid and water is 1: 12: 19: 12; adjusting the pH value of the solution to 6.5 by using ammonia water under a stirring state, and stirring for 20min at 85 ℃ to obtain a precursor;
B) dropwise adding a mixed solution of ethyl silicate and absolute ethyl alcohol into the precursor under a stirring state, wherein the molar ratio of the ethyl silicate to the absolute ethyl alcohol in the mixed solution is 1: 3.8 adding ethyl silicate and Ba (NO) into the mixed solution3)2In a molar ratio of 2: 1, adjusting the pH value of the solution to 7.0 by using ammonia water, and reacting for 30min at 70 ℃;
C) adding AgNO dropwise into the system after reaction3The solution is reacted for 5 hours at 70 ℃ in a dark place, and AgNO is added3AgNO in solution3The molar ratio of the ethyl silicate to the ethyl silicate is 3: 1;
D) and (3) drying the obtained product at 100 ℃ for 12h in vacuum, and calcining the product at 600 ℃ for 3h to obtain the nano-silver anti-radiation warm-keeping particles.
Example 3:
the inner layer, the outer layer and the mother cup of the cup are made of polyester fiber and 5wt% of spandex, wherein the polyester fiber and the spandex are 95wt% of the polyester fiber and are loaded with nano-silver radiation-proof thermal particles, and the gram weight of the polyester fiber and the spandex are 160g/m2The weft plain knitted fabric is made of; the elastic belt comprises 80wt% of chinlon, 20wt% of spandex and 160g/m of gram weight2The weft plain knitted fabric.
The preparation method of the polyester fiber loaded with the nano-silver anti-radiation warm-keeping particles comprises the following steps:
(1) melting polyethylene glycol terephthalate slices, spraying and cooling to obtain monofilaments;
(2) spraying the obtained monofilament by using slurry containing nano-silver radiation-proof heat-preservation particles, wherein the components of the slurry comprise 60% of nano-silver radiation-proof heat-preservation particles and 40% of polyacrylate emulsion in percentage by mass, and the solid content of the polyacrylate emulsion is 45 wt%; the spraying mass of the slurry is 20% of the conveying mass of the polyethylene terephthalate chip melt in the step (1) in unit time;
(3) the sprayed monofilaments are subjected to bundling and oiling, then enter a spinning channel, and are spun at 100 ℃;
(4) and stretching and winding the spun polyester fiber to obtain the polyester fiber loaded with the nano-silver anti-radiation warm-keeping particles.
The preparation method of the nano-silver anti-radiation warm-keeping particles comprises the following steps:
A) mixing Ba (NO)3)2、Fe(NO3)3·9H2Dissolving O and citric acid in water to obtain mixed solution, Ba (NO)3)2、Fe(NO3)3·9H2The molar ratio of O, citric acid and water is 1: 12.2: 19.5: 15; adjusting the pH value of the solution to 7.6 by using ammonia water under a stirring state, and stirring for 10min at 95 ℃ to obtain a precursor;
B) dropwise adding a mixed solution of ethyl silicate and absolute ethyl alcohol into the precursor under a stirring state, wherein the molar ratio of the ethyl silicate to the absolute ethyl alcohol in the mixed solution is 1: 4.2 adding ethyl silicate and Ba (NO) into the mixed solution3)2In a molar ratio of 2.5: 1, adjusting the pH value of the solution to 8.0 by using ammonia water, and reacting for 20min at 75 ℃;
C) towards the reactionAdding AgNO dropwise into the latter system3The solution is reacted for 3 hours at 75 ℃ in the dark, and AgNO is added3AgNO in solution3The molar ratio of the ethyl silicate to the ethyl silicate is 4: 1;
D) and (3) drying the obtained product at 120 ℃ for 10h in vacuum, and then calcining the product at 800 ℃ for 2h to obtain the nano-silver anti-radiation warm-keeping particles.
Comparative example 1:
the fabric for making the inner layer of the cup, the outer layer of the cup and the mother cup in the comparative example 1 adopts a post-finishing method to load nano silver radiation-proof thermal particles: the weft plain knitted fabric containing 80wt% of polyester fiber, 15 wt% of cotton fiber and 5wt% of spandex is coated and modified by slurry containing nano-silver radiation-proof thermal particles, and finally the gram weight of the nano-silver radiation-proof thermal particles loaded is 160g/m2The weft plain knit fabric of (1); the components of the slurry comprise 50% of nano-silver radiation-proof warm-keeping particles and 50% of polyacrylate emulsion by mass, and the solid content of the polyacrylate emulsion is 42 wt%. The preparation method of the nano-silver anti-radiation thermal particles is the same as that of the embodiment 1.
Comparative example 2:
the preparation method of the nano-silver anti-radiation warm-keeping particles in the comparative example 2 comprises the following steps:
A) mixing Ba (NO)3)2、Fe(NO3)3·9H2Dissolving O and citric acid in water to obtain mixed solution, Ba (NO)3)2、Fe(NO3)3·9H2The molar ratio of O, citric acid and water is 1: 12.1: 19.2: 13; adjusting the pH value of the solution to 7.1 by using ammonia water under a stirring state, and stirring for 15min at 90 ℃ to obtain a precursor;
B) dropping AgNO into the precursor under stirring3The solution is reacted for 4 hours at 72 ℃ in a dark place, and AgNO is added3AgNO in solution3And Ba (NO)3)2Is 7.7: 1;
C) and (3) drying the obtained product at 110 ℃ for 11h in vacuum, and then calcining the product at 700 ℃ for 2.5h to obtain the nano-silver anti-radiation warm-keeping particles.
The rest is the same as in example 1.
Comparative example 3:
the preparation method of the nano-silver anti-radiation warm-keeping particles in the comparative example 3 comprises the following steps:
A) adding deionized water into ethyl silicate and absolute ethyl alcohol, adjusting the pH of the solution to 7.5 by using ammonia water under a stirring state, and reacting for 25min at 72 ℃; the molar ratio of ethyl silicate to absolute ethyl alcohol to water is 1: 4: 6;
B) adding AgNO dropwise into the system after reaction3The solution is reacted for 4 hours at 72 ℃ in a dark place, and AgNO is added3AgNO in solution3The molar ratio of the ethyl silicate to the ethyl silicate is 3.5: 1;
C) and (3) drying the obtained product at 110 ℃ for 11h in vacuum, and then calcining the product at 700 ℃ for 2.5h to obtain the nano-silver anti-radiation warm-keeping particles.
The rest is the same as in example 1.
Comparative example 4:
the preparation method of the radiation-proof thermal particles in the comparative example 4 comprises the following steps:
A) mixing Ba (NO)3)2、Fe(NO3)3·9H2Dissolving O and citric acid in water to obtain mixed solution, Ba (NO)3)2、Fe(NO3)3·9H2The molar ratio of O, citric acid and water is 1: 12.1: 19.2: 13; adjusting the pH value of the solution to 7.1 by using ammonia water under a stirring state, and stirring for 15min at 90 ℃ to obtain a precursor;
B) dropwise adding a mixed solution of ethyl silicate and absolute ethyl alcohol into the precursor under a stirring state, wherein the molar ratio of the ethyl silicate to the absolute ethyl alcohol in the mixed solution is 1: 4, adding the ethyl silicate and Ba (NO) in the mixed solution3)2In a molar ratio of 2.2: 1, adjusting the pH value of the solution to 7.5 by using ammonia water, and reacting for 4 hours at 72 ℃;
C) and (3) drying the obtained product at 110 ℃ for 11h in vacuum, and then calcining the dried product at 700 ℃ for 2.5h to obtain the radiation-proof thermal particles.
The rest is the same as in example 1.
The respective properties of the fabrics for making the breast cup inner layer, the breast cup outer side and the mother cup in the above examples and comparative examples were measured, and the results are shown in table 1.
Table 1: and (5) fabric performance test results.
Figure BDA0002728430990000081
As can be seen from table 1, the fabrics prepared from the polyester fibers loaded with the nano-silver radiation-proof thermal particles in the invention in examples 1 to 3 have good far infrared performance, electromagnetic shielding performance and antibacterial performance, and are good in air permeability and good in water washing resistance; in comparative example 1, the nano-silver anti-radiation thermal particles are loaded on the fabric by adopting a traditional post-finishing method, so that the air permeability and the water washing resistance of the fabric are obviously reduced compared with those of example 1; in comparative example 2, SiO is not arranged in the nano-silver anti-radiation warm-keeping particles2The far infrared performance of the fabric is obviously reduced, and the heat retention performance is reduced; the nano-silver anti-radiation warm-keeping particles in comparative example 3 are not provided with BaFe12O19The electromagnetic shielding performance and the far infrared performance of the core and the fabric are reduced; the nano silver anti-radiation warm-keeping particles in the comparative example 4 are not provided with a nano silver shell layer, so that the electromagnetic shielding performance and the antibacterial property of the fabric are obviously reduced.

Claims (10)

1. A radiation-proof health-care underwear is characterized by comprising an underwear main body and two elastic bridles which are respectively arranged at two sides of the underwear main body, wherein the end parts of the two elastic bridles are detachably connected; the underwear main body comprises two cups, wherein shoulder straps are respectively arranged at the tops of the two cups, and the shoulder straps are detachably connected with the tops of the corresponding elastic straps; the cup comprises a cup inner layer and a cup outer layer, a containing cavity is formed between the cup inner layer and the cup outer layer, and a mother cup is arranged in the containing cavity; the inner layer of the cup, the outer layer of the cup and the mother cup are made of fabric containing 65-95 wt% of polyester fiber loaded with nano-silver radiation-proof warm-keeping particles.
2. The radiation-proof health-care underwear as claimed in claim 1, wherein the preparation method of the polyester fiber loaded with nano-silver radiation-proof thermal particles comprises the following steps:
(1) melting polyethylene glycol terephthalate slices, spraying and cooling to obtain monofilaments;
(2) spraying the obtained monofilament by using slurry containing nano-silver anti-radiation warm-keeping particles;
(3) the sprayed monofilaments are subjected to cluster oiling and then enter a spinning channel for spinning;
(4) and stretching and winding the spun polyester fiber to obtain the polyester fiber loaded with the nano-silver anti-radiation warm-keeping particles.
3. The radiation-proof health-care underwear according to claim 2, wherein the preparation method of the nano-silver radiation-proof thermal particles in the step (2) comprises the following steps:
A) mixing Ba (NO)3)2、Fe(NO3)3·9H2Dissolving O and citric acid in water to obtain a mixed solution; adjusting the pH value of the solution to 6.5-7.6 by using ammonia water under a stirring state, and stirring for 10-20 min at 85-95 ℃ to obtain a precursor;
B) dropwise adding a mixed solution of ethyl silicate and absolute ethyl alcohol into the precursor under a stirring state, then adjusting the pH of the solution to 7.0-8.0 by using ammonia water, and reacting for 20-30 min at 70-75 ℃;
C) adding AgNO dropwise into the system after reaction3Carrying out a light-shielding reaction on the solution at 70-75 ℃ for 3-5 h;
D) and (3) drying the obtained product at 100-120 ℃ for 10-12 h in vacuum, and calcining at 600-800 ℃ for 2-3 h to obtain the nano-silver anti-radiation thermal particles.
4. The radiation protective health underwear of claim 3, wherein Ba (NO) in step A)3)2、Fe(NO3)3·9H2The molar ratio of O, citric acid and water is 1: (12-12.2): (19-19.5): (12-15).
5. The radiation-proof health-care underwear of claim 3, wherein the molar ratio of the ethyl silicate to the absolute ethyl alcohol in the mixed solution in the step B) is 1: (3.8-4.2) adding ethyl silicate and Ba (N) in the mixed solutionO3)2The molar ratio of (2-2.5): 1.
6. the radiation protective health underwear of claim 3 wherein AgNO is added in step C)3AgNO in solution3The molar ratio of the ethyl silicate to the ethyl silicate is (3-4): 1.
7. the radiation-proof health-care underwear of claim 2, wherein the components of the slurry in the step (2) comprise 40-60% of nano-silver radiation-proof thermal particles and 60-40% of polyacrylate emulsion by mass, and the solid content of the polyacrylate emulsion is 40-45 wt%.
8. The radiation-proof health underwear as claimed in claim 2 or 7, wherein the spraying mass of the slurry in the step (2) is 20-30% of the delivery mass per unit time of the polyethylene terephthalate slice melt in the step (1).
9. The radiation-proof health underwear as claimed in claim 2, wherein the spinning temperature in step (3) is 80-100 ℃.
10. The radiation-proof health-care underwear of claim 1, wherein the elastic bridle is made of a fabric containing 70-80 wt% of chinlon and 30-20 wt% of spandex; the shoulder straps are made of chinlon.
CN202011110470.5A 2020-10-16 2020-10-16 Radiation-proof health-care underwear Active CN112315044B (en)

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